9 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Localizing Extraocular ... Movement Disorders ... Skew Deviation Casey ... ophthalmology #neurology ... differential #diagnosis #ocular
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Ill Palsy - ... abnormal extraocular ... movements - ... dissociation • Other causes ... #PhysicalExam #neurology
Traumatic Lateral Rectus Palsy on Ocular Examination

Impaired left lateral eye movement with left gaze after MVA.
Lateral Rectus Palsy ... left lateral eye movement ... Abducens #CNVI #CN6 ... #clinical #video ... #neurology #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
CN VI palsy ... Ill palsy ... • Neurologic ... Myasthenia Gravis Extraocular ... large/unreactive pupil
Opsoclonus-Myoclonus Ataxia Syndrome (OMAS) -Dancing eyes - dancing feet syndrome
 • Opsoclonus: ocular spontaneous, arrhythmic, conjugate
• Opsoclonus: ocular ... conjugate saccades movements ... caused by muscular ... Syndrome #clinical #video ... #neurology #gait
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
poorly reactive pupils ... glaucoma • Enlarged pupil ... with third nerve palsy ... movement deficits ... (CN Ill, IV, and
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Her ocular exam ... In this case, the ... oculomotor nerve palsy ... anisocoria #clinical #video ... #physicalexam #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
• Suspect in movement ... status, and focal neurologic ... Demyelinating disease caused ... , limb ataxia, gait ... hearing loss, palsy
Left Tongue Deviation caused by UMN XII palsy

Looks can be deceiving. The UMN innervation of most
Tongue Deviation caused ... this rule are CN ... the preserved movements ... #clinical #video ... #physicalexam #neurology